180-(X-20)=30

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Solution for 180-(X-20)=30 equation:


Simplifying
180 + -1(X + -20) = 30

Reorder the terms:
180 + -1(-20 + X) = 30
180 + (-20 * -1 + X * -1) = 30
180 + (20 + -1X) = 30

Combine like terms: 180 + 20 = 200
200 + -1X = 30

Solving
200 + -1X = 30

Solving for variable 'X'.

Move all terms containing X to the left, all other terms to the right.

Add '-200' to each side of the equation.
200 + -200 + -1X = 30 + -200

Combine like terms: 200 + -200 = 0
0 + -1X = 30 + -200
-1X = 30 + -200

Combine like terms: 30 + -200 = -170
-1X = -170

Divide each side by '-1'.
X = 170

Simplifying
X = 170

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